Walmart has this Tone Fitness 24″ x 68″ Yoga Mat, 5mm Thick $5 was $15
The Tone Fitness Yoga Mat allows you to practice your yoga poses anywhere, with it’s non-slip surface and extra thick padding. This yoga mat weighs just over two pounds and is five millimeters thick. With the extra thick padding, you’ll notice a difference in comfort when practicing your yoga poses, especially when compared to classic three-millimeter mats. The top features a beautiful design, which promotes a relaxed atmosphere.